581  
CDUS45 KTFX 092240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT FRI MAY 09 2025  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR MAY 9 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 75 254 PM 84 1906 60 15 57  
MINIMUM 35 425 AM 16 2002 35 0 35  
AVERAGE 55 48 7 46  
 
PRECIPITATION (IN)  
TODAY 0.00 1.28 1921 0.08 -0.08 0.17  
MONTH TO DATE 1.21 0.62 0.59 3.23  
SINCE OCT 1 5.38 6.72 -1.34 9.85  
SINCE JAN 1 4.01 4.27 -0.26 7.39  
 
DEGREE DAYS  
HEATING  
TODAY 10 17 -7 19  
MONTH TO DATE 131 168 -37 223  
SINCE MAR 1 1696 1888 -192 1946  
SINCE JUL 1 7258 7654 -396 7178  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70  
LOWEST 21  
AVERAGE 46  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 88 1906  
MINIMUM TEMPERATURE (F) 35 11 1946  
 
SUNRISE AND SUNSET  
MAY 9 2025...........SUNRISE 550 AM MDT SUNSET 840 PM MDT  
MAY 10 2025...........SUNRISE 548 AM MDT SUNSET 841 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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